.aboutus_banner {
    position: relative;
}

.aboutus_banner>img {
    width: 100%;
    min-height: 400px;
    object-fit: cover;
}

.aboutus_banner_docs {
    position: absolute;
    top: 25%;
    left: 0;
    right: 0;
    margin: auto;
}

.aboutus_banner_title {
    font-size: calc(64 / 1920 * 100vw);
    color: rgba(255, 255, 255, 1);
    text-align: center;
}

.aboutus_banner_desc {
    font-size: calc(24 / 1920 * 100vw);
    font-weight: 400;
    color: rgba(250, 206, 11, 1);
    text-align: center;
    margin-top: calc(25 / 1920 * 100vw);
}

/* aboutus_introduction */
.aboutus_introduction {}

.introduction_main {
    width: calc(1188 / 1920 * 100vw);
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    position: relative;
    top: calc(-150 / 1920 * 100vw);
    left: 50%;
    transform: translateX(-50%);
}

.introduction_logo>img {
    width: calc(301 / 1920 * 100vw);
    max-width: 301px;
    position: relative;
    top: 50px;
}

.introduction_docs {
    max-width: 600px;
    padding: 0 20px;
}

.introduction_docs .st_title {
    text-align: left;
}

.introduction_docs .st_fs14px {
    line-height: 26px;
}

/* aboutus_block1 */
.aboutus_block1 {
    padding: 80px 0;
}


.aboutus_block1 .table {
    border: 1px solid #dddddd;
    border-top-color: transparent;
    margin-top: 40px;
}

.aboutus_block1 .table tr th:first-child, .aboutus_block1 .table tr td:first-child {
    padding-left: 20px;
}

.aboutus_block1 .table tr th, .aboutus_block1 .table tr td {
    font-size: 14px;
    padding: 15px 0;
}

.aboutus_block1 .table tr th {
    color: rgba(128, 128, 128, 1);
}

.aboutus_block1 .table tr td {
    color: rgba(51, 51, 51, 1);
}

.aboutus_block2>img {
    width: 100%;
    min-height: 200px;
    object-fit: cover;
}

/* aboutus_block3 */
.aboutus_block3 {
    padding: 80px 0;
}

.aboutus_block3_main {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 46px;
}

.aboutus_block3_list {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 36px;
}

.aboutus_block3_item {
    display: flex;
    align-items: center;
    margin-right: 40px;
}

.aboutus_block3_item:last-child {
    margin-right: 0;
}

.aboutus_block3_item span {
    font-size: 16px;
    color: rgba(102, 102, 102, 1);
    white-space: nowrap;
}

.aboutus_block3_item a {
    font-size: 16px;
    color: rgba(102, 102, 102, 1);
    line-height: 24px;
}

.aboutus_block3_img>img {
    max-width: 100%;
}

@media screen and (max-width:992px) {
    .aboutus_banner_title {
        font-size: 30px;
    }

    .aboutus_banner_desc {
        font-size: 16px;
        margin-top: 15px;
    }

    .introduction_main {
        width: 100%;
        background-color: #fff;
        top: -180px;
        padding-top: 20px;
        left: 0;
        transform: none;
    }

    .introduction_logo {
        display: none;
    }

    .aboutus_block1 {
        position: relative;
        padding-top: 0;
        padding-bottom: 0;
        top: -80px;
    }

    .aboutus_block3_list {
        flex-direction: column;
        align-items: flex-start;
    }

    .aboutus_block3_item {
        margin-right: 0;
        margin-bottom: 10px;
    }
}